Cucamonga-Guasti Regional Park Rainfall Forecast

  • 15%
  • 15%
  • 15%
  • 15%
  • 5%
  • 30%
  • 30%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Cucamonga-Guasti Regional Park Rainfall Statistics

March Rainfall

Ontario International Airport (1.2 miles)

  • Total Rainfall March

    1.7in

  • Daily Average March

    0.1in

  • Wettest Day 13 March, 2025

    0.8in

  • Wet Days March

    9/28 (32%)

Climate (2010–Present)

Ontario International Airport (1.2 miles)

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  • Annual Average 2020–2024

    12.9in

  • Monthly Average 2020–2025

    1.1in

  • Daily Average 2020–2025

    0.04in

  • Wettest Day 5 February, 2024

    3.6in
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